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Ancient Tree Inventory
To build a living database of ancient trees
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentNature & OutdoorsBiologytrees, united kingdom
trees
within 25 miles
Feb 7, 2026
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2B Technologies, Inc.
AQTreks (AirQualityTreks)
Monitor air pollution levels and map air pollution around the US
Multiple locations, including yours!
- Ongoing
Citizen ScienceNature & OutdoorsGeographyEducationCrowd FundingTransportationEcology & EnvironmentComputers & TechnologyClimate & WeatherChemistryOcean Water Marineautumnairclimateparticulate matterweathercarbon dioxideweather dataandroidappsummersciencecarbon monoxideusaexperimentec2020girl scoutsmobile applicationiphonestemenvironmentdataair pollution monitoringclimate changedatabasecitizen scienceglobal warmingsmartphone applicationbicyclinginvestigationoutdoorsair qualityair pollutionequityclimate monitoringwinterspringair quality indexenvironmental justicehikingcommunity-based monitoringnature
NC State University | ecoipm.org | YourWildLife.org
A Tree's Life
To learn how climate & urbanization affect tree growth & health
Multiple locations, including yours!
- Ongoing
Citizen ScienceBiologyEducationClimate & WeatherNature & OutdoorsEcology & Environmentclimate changecarbon sequestrationtreesurban ecology
Cornell University/New York Department of Environmental Conservation
AVID (Assessing Vegetation Impacts from Deer)
Monitor the effects of deer browsing on woodland trees and plants
Multiple locations, including yours!
- Ongoing through November 30, 2030 at 8:35 PM
Citizen ScienceAnimalsEcology & EnvironmentNature & Outdoorstreesforest healthwildlifeecologyseedlingsdeerwoodlandswildflowersforest
Airigami
Balloon Breakdown
Help compost 40,000 latex balloons
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & Environmentballoonscompostingballooncompost
Northern Rivers Fire and Biodiversity Consortium Inc.
Bell Miner Associated Dieback Best Practice Project
Evaluate the removal of mid-storey density in disturbed forests using prescribed fire, weed control and bush regeneration as a method to restore BMAD affected forest.
Anywhere
- Ongoing
Citizen ScienceEducationEcology & EnvironmentBirdsbmad affected foresttree health across the northern rivers region of new south wales trees birdsbird monitoring biodiversitylocations of native bell miner coloniesaustraliagondwana world heritagelandholdersbell miner associated dieback (bmad)data
Boyce Thompson Arboretum
Boyce Thompson Arboretum: Forest Bathing
Boyce Thompson Arboretum Arizona
- Ongoing through February 8, 2026 at 6:59 AM
CommunityGeneral Science
Boyce Thompson Arboretum
Boyce Thompson Arboretum: Forest Bathing
Boyce Thompson Arboretum Arizona
- Ongoing through February 8, 2026 at 6:59 AM
CommunityGeneral Science
Zooniverse
Buzzy Bee - African Canopy Pollinators
Study pollination of Central African timber species
Anywhere
- Ongoing
Citizen ScienceInsects & PollinatorsEcology & EnvironmentBiologytree speciestropical rainforestcirculating entomofaunafloral traitssize and composition of pollinators communitiespollination flower ecology tree conservation interaction botany insect entomologypollen dispersal distancestimber species
Casey Trees
To restore, enhance and protect the trees of Washington DC
Multiple locations, including yours!
- Ongoing
Citizen ScienceEcology & EnvironmentGeology & Earth ScienceNature & OutdoorsBiologytree plantingtreesplantingcanopywashington d.c.